create_relative_config_node
nvlist_t *create_relative_config_node(nvlist_t *parent, const char *path);
port_nvl = create_relative_config_node(nvl, node_name);
ports_nvl = create_relative_config_node(nvl, "port");
ports_nvl = create_relative_config_node(nvl, "port");
ports_nvl = create_relative_config_node(nvl, "port");
pci_regs = create_relative_config_node(nvl, "pcireg");
port_nvl = create_relative_config_node(nvl, node_name);
ports_nvl = create_relative_config_node(nvl, "port");
(void) create_relative_config_node(nvl, "dev");
targets = create_relative_config_node(nvl, "target");
slots_nvl = create_relative_config_node(nvl, "slot");
slot_nvl = create_relative_config_node(slots_nvl, node_name);